DDExpandedNodeLess Struct Reference

function object to compare to ExpandedNodes More...

#include <DDExpandedNode.h>

Public Member Functions
bool	operator() (const DDExpandedNode &n1, const DDExpandedNode &n2)

Detailed Description

function object to compare to ExpandedNodes

compares (for STL usage) two DDExpandedNodes for

Definition at line 64 of file DDExpandedNode.h.

Member Function Documentation

bool DDExpandedNodeLess::operator() ( const DDExpandedNode &  n1, const DDExpandedNode &  n2  )

inline

Definition at line 67 of file DDExpandedNode.h.

References DDExpandedNode::absTranslation(), DDBase< N, C >::ddname(), DDExpandedNode::logicalPart(), query::result, and DDExpandedNode::siblingno().

  {
     const DDTranslation & t1 = n1.absTranslation();
     const DDTranslation & t2 = n2.absTranslation();
     
     bool result = false;
     
     // 'alphabetical ordering' according to absolute position
     
     if (t1.z() < t2.z()) 
     {
       result=true;
     } 
     else if ( (t1.z()==t2.z()) && (t1.y() < t2.y()))
     {
       result=true;
     }  
     else if ( (t1.z()==t2.z()) && (t1.y()==t2.y()) && (t1.x()<t2.x()))
     {
       result=true;
     } 
     else if (n1.siblingno() < n2.siblingno())
     {
       result=true;
     }
     else if (n1.logicalPart().ddname() < n2.logicalPart().ddname())
     {
       result=true;
     }  
     
     return result;
  }